NTT high packet loss from US and BR to AU?

Javier J javier at advancedmachines.us
Thu Oct 23 05:31:45 UTC 2014


Thank you Andree,

This confirms it wasn't just us. I am curious if anyone knows what the
issue was. I can't find anything on NTT website.

On Thu, Oct 23, 2014 at 1:25 AM, Andree Toonk <andree+nanog at toonk.nl> wrote:

> Yup seeing the same. Following examples all show same loss pattern
> between ~ 3:30 and ~ 4:30 UTC:
>
> syd ntt - nyc ntt
> syd ntt - mia ntt
> syd ntt - cdg ntt (paris)
> syd ntt - ams ntt
>
> One example:
> http://i.imgur.com/TmCkd1B.png?1
>
> Cheers,
>  Andree
>
>
>
> .-- My secret spy satellite informs me that at 2014-10-22 9:54 PM
> Javier J wrote:
> > So we have a nagios box in the environment in Sydney and everything is
> 100%
> > ok.
> >
> > new relic kept loosing connectivity to 30 plus servers on and off.
> >
> > Guys from California can ssh in, some cant.
> >
> > AWS reports everything operating as normal.
> >
> > Guys from other parts of the world can and can't load web pages.
> >
> > All servers show low usage (if you can ssh to them)
> >
> > It seems to be getting better now but still not right.
> >
> > This is from a box in AWS(sys) to level 3 dns server.
> >
> > --- 4.2.2.2 ping statistics ---
> > 70 packets transmitted, 68 received, 2% packet loss, time 69744ms
> > rtt min/avg/max/mdev = 143.646/151.662/154.732/2.943 ms
> > [root at Webapp javier]#
> >
> > Before it was 70% packet lost to that host. There is a mtr traceroute in
> a
> > previous email. Look for AU-US
> >
> >
> >
> > On Thu, Oct 23, 2014 at 12:41 AM, Justin M. Streiner <
> > streiner at cluebyfour.org> wrote:
> >
> >> Do you see any other indications of performance problems?
> >>
> >> jms
> >>
> >>
> >> On Thu, 23 Oct 2014, Javier J wrote:
> >>
> >>  Anyone else notice this?
> >>> Or is this an AWS issue in APAC that hasn't been reported yet?
> >>>
> >>> AU-NY(aws)
> >>> 18. xe-1.level3.lsanca03.us.bb.gin.n 72.0%
> >>>
> >>> BR(aws)-AU(aws)
> >>> 11. ae-9.r20.snjsca04.us.bb.gin.ntt.net 71.4%
> >>>
> >>>
> >>> NJ/NYC to AU(aws)
> >>> 9. ae-9.r20.asbnva02.us.bb.gin.ntt.net 45.9% 772 10.1 16.4 9.2 94.4
> 13.3
> >>> 10. ae-2.r21.lsanca03.us.bb.gin.ntt.net 40.5% 772 69.6 72.7 69.3 149.2
> >>> 9.0
> >>>
> >>>
> >
>


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